gcc/testsuite/c-c++-common/ubsan/div-by-zero-1.c

   1 /* { dg-do run } */
   2 /* { dg-options "-fsanitize=integer-divide-by-zero -Wno-div-by-zero" } */
   3
   4 int
   5 main (void)
   6 {
   7   volatile int a = 0;
   8   volatile long long int b = 0;
   9   volatile unsigned int c = 1;
  10
  11   a / b;
  12   0 / 0;
  13   a / 0;
  14   0 / b;
  15   2 / --c;
  16
  17   return 0;
  18 }
  19
  20 /* { dg-output "division by zero\[^\n\r]*(\n|\r\n|\r)" } */
  21 /* { dg-output "\[^\n\r]*division by zero\[^\n\r]*(\n|\r\n|\r)" } */
  22 /* { dg-output "\[^\n\r]*division by zero\[^\n\r]*(\n|\r\n|\r)" } */
  23 /* { dg-output "\[^\n\r]*division by zero\[^\n\r]*(\n|\r\n|\r)" } */
  24 /* { dg-output "\[^\n\r]*division by zero\[^\n\r]*" } */